diff --git a/nwc_backend/event_handlers/__tests__/get_budget_test.py b/nwc_backend/event_handlers/__tests__/get_budget_test.py
index 4f67058..18a8780 100644
--- a/nwc_backend/event_handlers/__tests__/get_budget_test.py
+++ b/nwc_backend/event_handlers/__tests__/get_budget_test.py
@@ -67,6 +67,7 @@ async def test_get_budget_success__spending_limit_SAT_enabled(
             "total_budget": 1000000,
             "used_budget": 0,
             "renews_at": round(spending_cycle.end_time.timestamp()),
+            "renewal_period": "monthly",
         }
 
 
@@ -107,6 +108,7 @@ async def test_pay_invoice_success__spending_limit_USD_enabled(
             "total_budget": estimated_budget_currency_amount * 1000,
             "used_budget": 0,
             "renews_at": ANY,
+            "renewal_period": "monthly",
             "currency": {
                 "code": "USD",
                 "total_budget": total_budget_currency_amount,
diff --git a/nwc_backend/event_handlers/get_budget_handler.py b/nwc_backend/event_handlers/get_budget_handler.py
index ae23ccd..1115194 100644
--- a/nwc_backend/event_handlers/get_budget_handler.py
+++ b/nwc_backend/event_handlers/get_budget_handler.py
@@ -27,6 +27,7 @@ async def get_budget(access_token: str, request: Nip47Request) -> Nip47BudgetRes
             total_budget=current_spending_limit.amount * 1000,
             used_budget=used_budget_sats * 1000,
             renews_at=current_cycle_renews_at,
+            renewal_period=current_spending_limit.frequency.value,
         )
 
     budget_estimate_response = await VaspUmaClient.instance().get_budget_estimate(
@@ -56,4 +57,5 @@ async def get_budget(access_token: str, request: Nip47Request) -> Nip47BudgetRes
         total_budget=total_budget_sats * 1000,
         used_budget=used_budget_sats * 1000,
         renews_at=current_cycle_renews_at,
+        renewal_period=current_spending_limit.frequency.value,
     )
diff --git a/nwc_backend/models/nip47_budget.py b/nwc_backend/models/nip47_budget.py
index 522c178..450c30c 100644
--- a/nwc_backend/models/nip47_budget.py
+++ b/nwc_backend/models/nip47_budget.py
@@ -17,6 +17,7 @@ class Nip47BudgetResponse:
     used_budget: Optional[int] = None
     total_budget: Optional[int] = None
     renews_at: Optional[int] = None
+    renewal_period: Optional[str] = None
     currency: Optional[Nip47BudgetCurrency] = None
 
     def to_dict(self):